forked from fluxcd/flux
/
sql.go
45 lines (37 loc) · 918 Bytes
/
sql.go
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package sql
import (
"database/sql"
"github.com/Masterminds/squirrel"
"github.com/jmoiron/sqlx"
"github.com/weaveworks/flux/history"
)
// A history DB that uses a SQL database
type DB struct {
driver *sqlx.DB
squirrel.StatementBuilderType
}
func NewSQL(driver, datasource string) (history.DB, error) {
db, err := sqlx.Open(driver, datasource)
if err != nil {
return nil, err
}
historyDB := &DB{
driver: db,
StatementBuilderType: statementBuilder(db),
}
switch driver {
case "ql", "ql-mem":
q := &qlDB{historyDB}
return q, q.sanityCheck()
default:
p := &pgDB{historyDB}
return p, p.sanityCheck()
}
}
var statementBuilder = squirrel.StatementBuilder.PlaceholderFormat(squirrel.Dollar).RunWith
func (db *DB) Query(query string, args ...interface{}) (*sql.Rows, error) {
return db.driver.Query(query, args...)
}
func (db *DB) Close() error {
return db.driver.Close()
}